Regular Expressions 101

^start of line

Group 1(https?://(?!\S*\.php\b)\S*)

httpthe literal text http (case sensitive)

s?optionally matches the literal s (115₁₀ / 163₈ / 73₁₆) (case sensitive)

://the literal text ://

Negative Lookahead(?!\S*\.php\b)

\S*any non-whitespace character, repeated any number of times

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

phpthe literal text php (case sensitive)

\ban ASCII word boundary

\S*any non-whitespace character, repeated any number of times

/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 2([^\s/]*)

Negated Character Class[^\s/]*

*matches any number of characters outside the set below:

\sany whitespace character

/the literal / (47₁₀ / 57₈ / 2F₁₆)

$end of line

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

^(https?://(?!\S*\.php\b)\S*)/([^\s/]*)$

New

https://example.com/abc/
https://example.com/abc.php
https://example.com/cat/abc
https://example.com/abc.aspx
https://example.com/
https://example.com
https://example.com/abc/def/ghi

Regular Expression

Extraction